Hi Adam, 2307 is an LA30-P (the parallel version of the LA30), like the ones restored by Herb, Mattis, and myself: http://www.retrotechnology.com/herbs_stuff/decwriter.html http://www.datormuseum.se/computers/digital-equipment-corporation/pdp-11-04 (scroll down 3/4) http://fritzm.github.io/la30-4.html --FritzM.